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exobiology

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    Forget “Earth-Like”—We’ll First Find Aliens on Eyeball Planets

    Imagine a habitable planet orbiting a distant star. You’re probably picturing a variation of Earth. Maybe it’s a little cloudier, or covered in oceans. Maybe the mountains are a little higher. Maybe the trees are red instead of green. Maybe there are scantily clad natives … OK, let’s stop there. That image may very well […]

  • The_Fun_House_733x550

    The Fun-House Mirror Earths

    It’s been just over two decades since astronomers announced the first discoveries of exoplanets—planets orbiting stars other than the sun—and their progress in the intervening years has been so routinely remarkable its recitation now seems mundane: There are now thousands of cataloged exoplanets, and hundreds of billions more probably await discovery in the Milky Way […]